Because they emit energy themselves due to various chemical reactions on their surface or core. Planets, on other hand reflect the energy from the stars.
Because they "wander" through the sky....
Mars.
The one with no moon
the sun and the stars are the same the only difference is that the stars are farther away and the sun is closer
1.5billion years old
Gravity
1) Because they HAVE different characteristics,2) Because they are at different distances, 3) Stars may also look different because of dust and gas, between us and the stars, that absorbs part of the starlight.
Because earth is moving
yes aliens :)
because all stars are different than others and most stars will be weird ... just like this question.
because they are different sizes and different distances away from earth
Stars appear different from the sun because the sun is closer to the earth and the other stars are further away from the earth so that's why the appear differently when you look at them in the sky!!!!!